An error occured while Style/RequireOrder cop was inspecting config/boot.rb

[Marthyn]

After updating from rubocop 1.39.0 to 1.40.0 we encountered this error. Rubocop is erroring on a line in our boot.rb file with this new version.

---

Expected behavior

No error

Actual behavior

An error occurred

Output rubocop --debug

An error occurred while Style/RequireOrder cop was inspecting /Users/marthyn/code/floryn/config/boot.rb:7:0.
undefined method `send_type?' for nil:NilClass

            break unless sibling.send_type?
                                ^^^^^^^^^^^
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/style/require_order.rb:66:in `block in find_previous_older_sibling'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/style/require_order.rb:65:in `each'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/style/require_order.rb:65:in `find'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/style/require_order.rb:65:in `find_previous_older_sibling'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/style/require_order.rb:47:in `on_send'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:136:in `public_send'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:136:in `block (2 levels) in trigger_restricted_cops'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:160:in `with_cop_error_handling'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:135:in `block in trigger_restricted_cops'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:134:in `each'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:134:in `trigger_restricted_cops'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:70:in `on_send'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-ast-1.24.0/lib/rubocop/ast/traversal.rb:157:in `on_if'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:71:in `on_if'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-ast-1.24.0/lib/rubocop/ast/traversal.rb:137:in `block in on_dstr'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-ast-1.24.0/lib/rubocop/ast/traversal.rb:137:in `each'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-ast-1.24.0/lib/rubocop/ast/traversal.rb:137:in `on_dstr'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:71:in `on_begin'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-ast-1.24.0/lib/rubocop/ast/traversal.rb:20:in `walk'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/commissioner.rb:86:in `investigate'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/team.rb:154:in `investigate_partial'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cop/team.rb:82:in `investigate'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:315:in `inspect_file'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:259:in `block in do_inspection_loop'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:293:in `block in iterate_until_no_changes'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:286:in `loop'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:286:in `iterate_until_no_changes'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:255:in `do_inspection_loop'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:138:in `block in file_offenses'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:163:in `file_offense_cache'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:137:in `file_offenses'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:73:in `block in warm_cache'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:587:in `call_with_index'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:557:in `process_incoming_jobs'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:537:in `block in worker'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:528:in `fork'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:528:in `worker'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:519:in `block in create_workers'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:518:in `each'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:518:in `each_with_index'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:518:in `create_workers'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:457:in `work_in_processes'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:294:in `map'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/parallel-1.22.1/lib/parallel.rb:238:in `each'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:73:in `warm_cache'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/runner.rb:46:in `run'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/command/execute_runner.rb:26:in `block in execute_runner'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/command/execute_runner.rb:52:in `with_redirect'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/command/execute_runner.rb:25:in `execute_runner'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/command/execute_runner.rb:17:in `run'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/command.rb:11:in `run'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli/environment.rb:18:in `run'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli.rb:72:in `run_command'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli.rb:79:in `execute_runners'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/lib/rubocop/cli.rb:48:in `run'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/exe/rubocop:19:in `block in <top (required)>'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/3.1.0/benchmark.rb:311:in `realtime'
/Users/marthyn/.asdf/installs/ruby/3.1.2/lib/ruby/gems/3.1.0/gems/rubocop-1.40.0/exe/rubocop:19:in `<top (required)>'
/Users/marthyn/.asdf/installs/ruby/3.1.2/bin/rubocop:25:in `load'
/Users/marthyn/.asdf/installs/ruby/3.1.2/bin/rubocop:25:in `<main>'

Including the source of boot.rb for easier debugging

ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)

require 'bundler/setup' # Set up gems listed in the Gemfile.

# We don't want to use Bootsnap in production, for now. See https://github.com/Shopify/bootsnap/issues/123
env = ENV['RAILS_ENV'] || ENV['RACK_ENV'] || 'production'
require 'bootsnap/setup' unless env == 'production'

Steps to reproduce the problem

• Use rubocop 1.40.0
• run rubocop
• The error appears.

RuboCop version

$ [bundle exec] rubocop -V
1.40.0 (using Parser 3.1.3.0, rubocop-ast 1.24.0, running on ruby 3.1.2) [arm64-darwin21]
  - rubocop-performance 1.15.1
  - rubocop-rails 2.17.3
  - rubocop-rspec 2.15.0

[Marthyn]

I saw this issue as well. #11255. Since that is fixed I'll re-run with master and see if it's the same issue,

[Marthyn]

I saw this issue as well. #11255. Since that is fixed I'll re-run with master and see if it's the same issue,

Using the master branch did not fix the error. Error remains the same in this.

An error occurred while Style/RequireOrder cop was inspecting /Users/marthyn/code/floryn/config/boot.rb:7:0.
undefined method `send_type?' for nil:NilClass

            break unless sibling.send_type?
                                ^^^^^^^^^^^